The answer would be : can be caused by environmental toxins.
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Answer:
True.
Performance enhancing drugs, also known as performance-enhancing drugs, are substances that are used to improve any form of activity performance in humans. A well known example involves doping in sport, where banned physical performance enhancing drugs are used by athletes and bodybuilders.
Answer:
common primary diseases of the muscular system include inflammatory myopathies, such as polymyositis and dermatomyositis, muscular dystrophy, myasthenia gravis, amyotrophic lateral sclerosis, rhabdomyolysis, and cardiomyopathy, among others.
Answer:
Mechanical digestion can only break up the food particles into smaller pieces. A chemical digestion process called enzymatic hydrolysis can break the bonds holding the molecular 'building blocks' within the food together. For example, proteins are broken down into their 'building block' amino acids.
Explanation:
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